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<head>
  <title>Google Earth API Samples - Alternate Spheres/Servers</title>
  <meta http-equiv="content-type" content="text/html; charset=utf-8"/>
  <!-- You should probably remove most of this extra cruft if you're copying
       this sample! -->
  <style type="text/css">@import "static/examples.css";</style>
  <style type="text/css">@import "static/prettify/prettify.css";</style>
  <script type="text/javascript" src="static/prettify/prettify.js"></script>
  
  <!-- Change the key below to your own Maps API key -->
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  <script type="text/javascript">
  /* <![CDATA[ */
  function updateSphere() {
    var sphereNode = document.getElementById('sphere');
    var options = {};
    if (sphereNode.value == 'moon' ||
        sphereNode.value == 'mars')
      options = { database: 'http://khmdb.google.com/?db=' + sphereNode.value };
  
    document.getElementById('map3d').innerHTML = '';
    google.earth.createInstance('map3d', initCB, failureCB, options);
  }
  
  google.load("earth", "1");

  function init() {
    updateSphere();
    
  }
  
  function initCB(instance) {
    ge = instance;
    ge.getWindow().setVisibility(true);
    
    // add a navigation control
    ge.getNavigationControl().setVisibility(ge.VISIBILITY_AUTO);
    

    document.getElementById('installed-plugin-version').innerHTML =
      ge.getPluginVersion().toString();
  }
  
  function failureCB(errorCode) {
  }
  
  /* ]]> */
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<body onload="if(window.prettyPrint)prettyPrint();init();">
  <h1>Google Earth API Samples - Alternate Spheres/Servers</h1>
  <dl>
            <dt>Last Modified:</dt><dd>07/17/2009</dd>
    <dt>Installed Plugin Version:</dt><dd id="installed-plugin-version">...</dd>
  </dl>
  <div style="clear: both;"></div>
  
  <div id="ui" style="position: relative;">
    <div id="map3d" style="border: 1px solid silver; width: 500px; height: 500px;"></div>

    <div id="extra-ui" style="position: absolute; left: 520px; top: 0;">
      Choose a sphere:
      <select id="sphere" onchange="updateSphere()">
        <option value="earth">Earth</option>
        <option value="mars">Mars</option>
        <option value="moon">Moon</option>
      </select>
      
      <h2>Relevant Resources:</h2>
      <ul>
<li><a href="http://code.google.com/apis/earth/documentation/reference/google_earth_namespace.html">google.earth Namespace Reference</a></li>
<a id="playground-button" href="http://code.google.com/apis/ajax/playground/?exp=earth#mars/alternate_server_connectivity"><img src="static/playground-button.png"/></a>      </ul>
      <h2>Relevant Code Excerpt:</h2>      <pre class="prettyprint lang-js">updateSphere();

function updateSphere() {
  var sphereNode = document.getElementById('sphere');
  var options = {};
  if (sphereNode.value == 'moon' ||
      sphereNode.value == 'mars')
    options = { database: 'http://khmdb.google.com/?db=' + sphereNode.value };

  document.getElementById('map3d').innerHTML = '';
  google.earth.createInstance('map3d', initCB, failureCB, options);
}</pre>      <pre class="prettyprint lang-html">Choose a sphere:
&lt;select id=&quot;sphere&quot; onchange=&quot;updateSphere()&quot;&gt;
  &lt;option value=&quot;earth&quot;&gt;Earth&lt;/option&gt;
  &lt;option value=&quot;mars&quot;&gt;Mars&lt;/option&gt;
  &lt;option value=&quot;moon&quot;&gt;Moon&lt;/option&gt;
&lt;/select&gt;</pre>    </div>
  </div>
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